Fire pump stably connected with water hose
The fire pump comprises a pump body, a connecting pipe is fastened to the end portion of the water inlet end of the pump body in a threaded mode, a filtering device is arranged in the connecting pipe, the water inlet end of the connecting pipe is connected with the water hose, and a pressure dischar...
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| creator | FU WEIRONG QIU DIFEI QIAN SONGTAO LYU HANGKE |
| description | The fire pump comprises a pump body, a connecting pipe is fastened to the end portion of the water inlet end of the pump body in a threaded mode, a filtering device is arranged in the connecting pipe, the water inlet end of the connecting pipe is connected with the water hose, and a pressure discharging structure is arranged on the water inlet side of the connecting pipe and located on the outer side of the filtering device. The pressure discharging structure comprises a vertically-through sleeve seat, a through opening is formed in the connecting pipe, the sleeve seat is arranged at the position of the through opening, a valve ball is arranged in the sleeve seat, the upper end of the valve ball is connected with a spring, and the spring gives downward thrust to the valve ball in a normal state. The pressure discharging structure is arranged on the water inlet side of the connecting pipe and located on the outer side of the filtering device, instant drainage buffering is provided when the water pressure is to |
| format | Patent |
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The pressure discharging structure comprises a vertically-through sleeve seat, a through opening is formed in the connecting pipe, the sleeve seat is arranged at the position of the through opening, a valve ball is arranged in the sleeve seat, the upper end of the valve ball is connected with a spring, and the spring gives downward thrust to the valve ball in a normal state. 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The pressure discharging structure comprises a vertically-through sleeve seat, a through opening is formed in the connecting pipe, the sleeve seat is arranged at the position of the through opening, a valve ball is arranged in the sleeve seat, the upper end of the valve ball is connected with a spring, and the spring gives downward thrust to the valve ball in a normal state. The pressure discharging structure is arranged on the water inlet side of the connecting pipe and located on the outer side of the filtering device, instant drainage buffering is provided when the water pressure is to</description><subject>BLASTING</subject><subject>HEATING</subject><subject>LIGHTING</subject><subject>MECHANICAL ENGINEERING</subject><subject>NON-POSITIVE DISPLACEMENT PUMPS</subject><subject>POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS</subject><subject>PUMPS FOR LIQUIDS OR ELASTIC FLUIDS</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2024</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZNByyyxKVSgozS1QKC5JTMqpVEjOz8tLTS5JTVEozyzJUChPLEktUsjIL07lYWBNS8wpTuWF0twMSm6uIc4euqkF-fGpxQWJyal5qSXxzn5GRgYmxqaGRoahocZEKQIAeKoppQ</recordid><startdate>20240202</startdate><enddate>20240202</enddate><creator>FU WEIRONG</creator><creator>QIU DIFEI</creator><creator>QIAN SONGTAO</creator><creator>LYU HANGKE</creator><scope>EVB</scope></search><sort><creationdate>20240202</creationdate><title>Fire pump stably connected with water hose</title><author>FU WEIRONG ; QIU DIFEI ; QIAN SONGTAO ; LYU HANGKE</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN220435121UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2024</creationdate><topic>BLASTING</topic><topic>HEATING</topic><topic>LIGHTING</topic><topic>MECHANICAL ENGINEERING</topic><topic>NON-POSITIVE DISPLACEMENT PUMPS</topic><topic>POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS</topic><topic>PUMPS FOR LIQUIDS OR ELASTIC FLUIDS</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>FU WEIRONG</creatorcontrib><creatorcontrib>QIU DIFEI</creatorcontrib><creatorcontrib>QIAN SONGTAO</creatorcontrib><creatorcontrib>LYU HANGKE</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>FU WEIRONG</au><au>QIU DIFEI</au><au>QIAN SONGTAO</au><au>LYU HANGKE</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Fire pump stably connected with water hose</title><date>2024-02-02</date><risdate>2024</risdate><abstract>The fire pump comprises a pump body, a connecting pipe is fastened to the end portion of the water inlet end of the pump body in a threaded mode, a filtering device is arranged in the connecting pipe, the water inlet end of the connecting pipe is connected with the water hose, and a pressure discharging structure is arranged on the water inlet side of the connecting pipe and located on the outer side of the filtering device. The pressure discharging structure comprises a vertically-through sleeve seat, a through opening is formed in the connecting pipe, the sleeve seat is arranged at the position of the through opening, a valve ball is arranged in the sleeve seat, the upper end of the valve ball is connected with a spring, and the spring gives downward thrust to the valve ball in a normal state. The pressure discharging structure is arranged on the water inlet side of the connecting pipe and located on the outer side of the filtering device, instant drainage buffering is provided when the water pressure is to</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN220435121UU |
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| subjects | BLASTING HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS |
| title | Fire pump stably connected with water hose |
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